CVE-2022-0923 : Security Advisory and Response

Delta Electronics DIAEnergie (All versions prior to 1.8.02.004) has a critical blind SQL injection vulnerability that allows attackers to execute arbitrary SQL queries, manipulate database contents, and run system commands.

Understanding CVE-2022-0923

This vulnerability in the DIAEnergie product by Delta Electronics poses a serious threat to system integrity and confidentiality.

What is CVE-2022-0923?

The CVE-2022-0923 is a blind SQL injection vulnerability discovered in HandlerDialog_KID.ashx in Delta Electronics DIAEnergie versions prior to 1.8.02.004. It enables malicious actors to exploit the system by manipulating SQL queries, accessing and modifying databases, and executing unauthorized system commands.

The Impact of CVE-2022-0923

With a base severity rating of 9.8, this critical vulnerability can have a high impact on confidentiality, integrity, and availability. As attackers can execute arbitrary SQL queries, sensitive data may be exposed, modified, or deleted, potentially leading to severe consequences for affected systems.

Technical Details of CVE-2022-0923

This section delves into the specifics of the vulnerability, including its description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The blind SQL injection vulnerability in HandlerDialog_KID.ashx in Delta Electronics DIAEnergie allows threat actors to inject malicious SQL queries, retrieve and alter database information, and execute unauthorized system commands. This vulnerability poses a severe risk to the security and stability of affected systems.

Affected Systems and Versions

The vulnerability affects all versions of Delta Electronics DIAEnergie that are prior to 1.8.02.004. Users with these versions are urged to take immediate action to mitigate the risk of exploitation.

Exploitation Mechanism

Malicious actors exploit this vulnerability by injecting crafted SQL queries into the affected component, enabling them to gain unauthorized access, manipulate databases, and execute system commands.

Mitigation and Prevention

To address CVE-2022-0923 and enhance system security, users are advised to take immediate steps and adopt long-term security practices.

Immediate Steps to Take

Users should contact Delta customer service or a Delta representative to obtain the fixed version 1.8.02.004 that addresses this vulnerability.
Minimize network exposure and restrict access to control system devices from the Internet.
Isolate control system networks from business networks using firewalls.
Implement application firewalls to detect and prevent attacks like path traversal and SQL injection.
Avoid connecting programming software to networks not intended for device communication.
Ensure secure remote access methods, such as virtual private networks (VPNs), are used and secure.

Long-Term Security Practices

Regularly update software and firmware to patch security vulnerabilities.
Conduct security training for employees to enhance awareness of cybersecurity threats.

Patching and Updates

Delta Electronics has released version 1.8.02.004 to address the vulnerabilities. A public release with additional features and fixes is scheduled for June 30, 2022. Users are strongly recommended to apply the patches promptly to secure their systems against potential exploitation.